1 // Commit: 6e5a642c9484536fc173714f560f739944368cf5
2 /****************************************************************************
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6 ** Contact: Nokia Corporation (qt-info@nokia.com)
8 ** This file is part of the QtDeclarative module of the Qt Toolkit.
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23 ** GNU General Public License Usage
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41 ****************************************************************************/
43 #ifndef QQUICKTEXT_P_P_H
44 #define QQUICKTEXT_P_P_H
50 // This file is not part of the Qt API. It exists purely as an
51 // implementation detail. This header file may change from version to
52 // version without notice, or even be removed.
57 #include "qquicktext_p.h"
58 #include "qquickimplicitsizeitem_p_p.h"
60 #include <QtDeclarative/qdeclarative.h>
61 #include <QtGui/qabstracttextdocumentlayout.h>
62 #include <QtGui/qtextlayout.h>
67 class QQuickTextDocumentWithImageResources;
68 class QSGPlainTexture;
70 class Q_AUTOTEST_EXPORT QQuickTextPrivate : public QQuickImplicitSizeItemPrivate
72 Q_DECLARE_PUBLIC(QQuickText)
80 bool determineHorizontalAlignment();
81 bool setHAlign(QQuickText::HAlignment, bool forceAlign = false);
83 QTextDocument *textDocument();
84 bool isLineLaidOutConnected();
90 QQuickText::TextStyle style;
93 QQuickText::HAlignment hAlign;
94 QQuickText::VAlignment vAlign;
95 QQuickText::TextElideMode elideMode;
96 QQuickText::TextFormat format;
97 QQuickText::WrapMode wrapMode;
99 QQuickText::LineHeightMode lineHeightMode;
101 int maximumLineCount;
102 int maximumLineCountValid;
105 static QString elideChar;
108 bool invalidateImageCache();
109 void checkImageCache();
113 bool imageCacheDirty:1;
114 bool updateOnComponentComplete:1;
118 bool cacheAllTextAsImage:1;
119 bool disableDistanceField:1;
120 bool internalWidthUpdate:1;
121 bool requireImplicitWidth:1;
123 bool hAlignImplicit:1;
124 bool rightToLeftText:1;
125 bool layoutTextElided:1;
126 bool richTextAsImage:1;
127 bool textureImageCacheDirty:1;
128 bool textHasChanged:1;
130 QRect layedOutTextRect;
133 virtual qreal getImplicitWidth() const;
136 QPixmap textDocumentImage(bool drawStyle);
137 QQuickTextDocumentWithImageResources *doc;
139 QRect setupTextLayout();
140 void setupCustomLineGeometry(QTextLine &line, qreal &height, qreal elideWidth);
141 QPixmap textLayoutImage(bool drawStyle);
142 void drawTextLayout(QPainter *p, const QPointF &pos, bool drawStyle);
143 bool isLinkActivatedConnected();
144 QString anchorAt(const QPointF &pos);
146 QTextLayout *elipsisLayout;
147 QQuickTextLine *textLine;
149 static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource);
150 static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource, int yOffset);
152 static inline QQuickTextPrivate *get(QQuickText *t) {
163 #if defined(Q_OS_MAC)
164 QList<QRectF> linesRects;
165 QThread *layoutThread;
166 QThread *paintingThread;
170 class QDeclarativePixmap;
171 class QQuickTextDocumentWithImageResources : public QTextDocument, public QTextObjectInterface
174 Q_INTERFACES(QTextObjectInterface)
176 QQuickTextDocumentWithImageResources(QQuickItem *parent);
177 virtual ~QQuickTextDocumentWithImageResources();
179 void setText(const QString &);
180 int resourcesLoading() const { return outstanding; }
182 void clearResources();
186 QSizeF intrinsicSize(QTextDocument *doc, int posInDocument, const QTextFormat &format);
187 void drawObject(QPainter *p, const QRectF &rect, QTextDocument *doc, int posInDocument, const QTextFormat &format);
189 QImage image(const QTextImageFormat &format);
195 QVariant loadResource(int type, const QUrl &name);
197 QDeclarativePixmap *loadPixmap(QDeclarativeContext *context, const QUrl &name);
200 void requestFinished();
203 QHash<QUrl, QDeclarativePixmap *> m_resources;
206 static QSet<QUrl> errors;
211 #endif // QQUICKTEXT_P_P_H